| 1949 - 708 стор.
...machinery spaces, galley, and those exposed to weather shall be watertight. (6) Splices shall be so Joined as to be both mechanically and electrically secure without solder. They shall then be soldered and properly insulated and further protected by waterproof tape. (7) Changes... | |
| 1910 - 1264 стор.
...approved. Screws must be used for fastening all cleats and knobs which are arranged to grip the wire. (c) Must be so spliced or joined as to be both mechanically and electrically secure without solder. The joints must then be soldered unless made with some form of approved splicing device, and covered... | |
| New York (N.Y.) - 1913 - 254 стор.
...extend outside of the casing, the flame-proof covering will not be required on the motor leads. 5. Must be so spliced or joined as to be both mechanically and electrically secure without solder. The joints must then be soldered and 40. Car Wiring and Equipment of Cars — Continued. covered with... | |
| American School (Lansing, Ill.) - 1928 - 84 стор.
...less 50 per cent 40 per cent 15 per cent Over 75 hp. 45 per cent 35 per cent 15 per cent 2. Conductors must be so spliced or joined as to be both mechanically and electrically secure without solder. The joints must then be soldered and covered with an insulation equal to that on the conductors. Joints... | |
| Calvin Franklin Swingle - 1906 - 488 стор.
...insulators of glass or porcelain. Porcelain knobs or cleats and rubber hooks will not be approved. /. Must be so spliced or joined as to be both mechanically and electrically secure without solder. The joints must then be soldered, to insure preservation, and covered with an insulation equal to that... | |
| 1949 - 916 стор.
...machinery spaces, galley, and those exposed to weather shall be watertight. (6) Splices shall be so joined as to be both mechanically and electrically secure without solder. They shall then be soldered and properly insulated and further protected by waterproof tape. (7) Changes... | |
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